Cita APA (7a ed.)

Colinvaux, P. A. (1973). Introduction to ecology. John Wiley.

Cita Chicago Style (17a ed.)

Colinvaux, Paul A. Introduction to Ecology. New York: John Wiley, 1973.

Cita MLA (9a ed.)

Colinvaux, Paul A. Introduction to Ecology. John Wiley, 1973.